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Commitments and Contingencies (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Commitments and Contingencies Disclosure [Abstract]    
Rent expense $ 1,900 $ 2,500
Operating Leases, Future Minimum Payments Due, Rolling Maturity [Abstract]    
2016 (remaining nine months) 5,353  
2017 6,625  
2018 6,208  
2019 6,056  
2020 5,242  
Thereafter 81,710  
Total minimum annual rental commitments $ 111,194